Docs/Skills and code/tests/

tests/discovery-v2.test.js

Code30 lines1.6 KBtests/

import test from 'node:test';
import assert from 'node:assert/strict';
import { normalizeQuery, uniqueQueries, videoToChannelUrl, scoreDiscoveryEvidence } from '../src/discovery/v2-utils.js';

test('normalizes and deduplicates queries case-insensitively',()=>{
  assert.equal(normalizeQuery('  technology\n education  '),'technology education');
  const q=uniqueQueries(['Technology Education','technology education','', 'Ada Lovelace analysis'],10);
  assert.deepEqual(q.map(x=>x.query),['Technology Education','Ada Lovelace analysis']);
});

test('accepts YouTube channel URLs and rejects missing URLs',()=>{
  assert.equal(videoToChannelUrl({channel_url:'https://www.youtube.com/@Example/'}),'https://www.youtube.com/@Example');
  assert.equal(videoToChannelUrl({channel_url:null}),null);
});

test('discovery score rewards observed reach and relevant repeated evidence',()=>{
  const small=scoreDiscoveryEvidence({max_video_views:10000,found_videos:4,subscriber_count:500,video_count:20,classification:'core'});
  const weak=scoreDiscoveryEvidence({max_video_views:20,found_videos:1,subscriber_count:50,video_count:1200,classification:'unknown'});
  assert.ok(small.score>weak.score);
  assert.equal(small.confidence,'moderate');
  assert.equal(weak.confidence,'very_low');
});

test('missing subscriber data stays explicitly unknown in score evidence',()=>{
  const result=scoreDiscoveryEvidence({max_video_views:1000,found_videos:2,subscriber_count:null,video_count:null,classification:'adjacent'});
  assert.equal(result.viewsPerSubscriber,null);
  assert.equal(result.confidence,'low');
  assert.equal(result.components.smallChannelUpside,null);
});

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